Adding, Subtracting and Multiplying Polynomials

Adding, Subtracting and Multiplying Polynomials

9th Grade

15 Qs

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Adding, Subtracting and Multiplying Polynomials

Adding, Subtracting and Multiplying Polynomials

Assessment

Quiz

Mathematics

9th Grade

Practice Problem

Medium

Created by

Micaela Hall

Used 1+ times

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15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Subtract: (2a2 + 5a + 3) -(a2 - 3a - 4)

3a2 + 2a - 1
a+ 8a + 7
3a+ 8a + 7
a2 + 2a - 1

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Add: (3x - 2) + (3x2 + 6x)

3x2 + 9x - 2
6x+ 4x
3x+ 3x - 2
6x2 + 6x - 2

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Find the sum.
(3x3 + 3x2 – 4x + 5) + (x3 – 2x2 + x – 4)

4x3 + 1x2 – 3x + 1
2x3 + 1x2 - 5x + 9
6x3 + 1x - 1x2 - 3
3x5 +1x - 1x5 - 3x

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

What is the perimeter of the rectangle?

x²+8x-5

2x²+16x-10

2x²+10x-8

6x-2

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Simplify the expression.
(4a3 - 8a - 4a2) + (7a3 - 7 - 6a)

11a3 - 4a2 - 14a - 7 
5a3 - 4a2 - 14a - 7 
5a3 - 4a2 - 20a - 7 
5a3 - 9a2 - 20a - 7

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

(5x- 4x- 2x2 + x - 19) - (x+ 5x3 + 8x2 + x + 5)

4x- 9x- 10x- 24
4x- 9x3 - 10x- 2x - 24
4x4 - 9x3 - 10x2 + 2x - 24
-4x4 - 9x3 - 10x2 - 24

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Add the polynomials.
(3x3 + 3x2 – 4x + 5) + (x3 – 2x2 + x – 4)

4x3 + 1x2 – 3x + 1
2x3 + 1x2 - 5x + 9
6x3 + 1x - 1x2 - 3
3x5 +1x - 1x5 - 3x

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